>sp|Q974U1|RTCA_SULTO RNA 3'-terminal phosphate cyclase OS=Sulfurisphaera tokodaii GN=rtcA MIEIDGSFGEGGGQILRTSLTLSALTKKPFRIYKIRANRPKPGLQRQHLTAVEAVKKLTN AKVKGDFVGSTELVFEPEDIVEKGDFEFDVGTAGSVTLILQTILPLLINRNIKVTIKGGT DVPKSPSIDYIRLTFLSLLEKIGIRVNLILIRRGHYPEGGGEIKITEVKGNPSSFSLMER GELLMIKGISHVSSLPSHIAERQAKSAKEFLLSKIKIPVEIEIDVRENERSKGSGIALTA IFEKTFLGSDSLGEKGKRAEIVGEEAAKSIYEEIISNATVDRHMSDMLMLYASLYYGEYI GSELTSHARTNSEIIKKFLNVNIQISGEKPFIFRAKKEL